Ventilation device for building

ABSTRACT

A ventilation device for a building comprising: a first ventilation system, a second ventilation system, a third ventilation system, a fourth ventilation system, a fifth ventilation system, a sixth ventilation system, a seventh ventilation system, an eighth ventilation system, and an air intake system, The first ventilation system, the second ventilation system, the third ventilation system, the fourth ventilation system, the fifth ventilation system, and the air intake system are mounted on a spire of a roof top and tilted roof sheeting of the building. The sixth ventilation system, the seventh ventilation system, and the eighth ventilation system are fixed on a bottom chord and a wall of the building.

FIELD OF THE INVENTION

The present invention relates to a ventilation device for a building which circulates air freely in the building.

BACKGROUND OF THE INVENTION

A conventional ventilation structure for a building contains an exhaust fan for cooling a temperature of an interior of the building. However, the exhaust fan is driven to operate by a power, thus enhancing energy consumption and electricity cost. Furthermore, the exhaust fan cannot discharge rains out of the building in case the rains drop into the building.

The roof cannot transmit lights into the building from external environment.

The present invention has arisen to mitigate and/or obviate the afore-described disadvantages.

SUMMARY OF THE INVENTION

The primary aspect of the present invention is to provide a ventilation device for a building which circulates air freely in the building.

Further aspect of the present invention is to provide a ventilation device for a building which avoids rains dropping into the building to obtain waterproof effect.

Another aspect of the present invention is to provide a ventilation device for a building which dissipate heat out of the building easily.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a side plan view showing the application of a ventilation device for a building according to a preferred embodiment of the present invention.

FIG. 2 is another side plan view showing the application of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 3 is a cross sectional view showing the assembly of a part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 4 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 5 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 6 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 7 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 8 is a perspective view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 9 is a perspective view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 10 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 11 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 12 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 13 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 14 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

FIG. 15 is a cross sectional view showing the assembly of another part of the ventilation device for the building according to the preferred embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

With reference to FIGS. 1-15, a ventilation device for a building according to a preferred embodiment of the present invention comprises: a first ventilation system 20, a second ventilation system 300, a third ventilation system 310, a fourth ventilation system 320, a fifth ventilation system 330, a sixth ventilation system 40, a seventh ventilation system 500, an eighth ventilation system 520, and an air intake system 60.

The first ventilation system 20, the second ventilation system 300, the third ventilation system 310, the fourth ventilation system 320, the fifth ventilation system 330, and the air intake system 60 are mounted on a spire 10 of a roof top 11 and tilted roof sheeting 12 of the building.

The sixth ventilation system 40, the seventh ventilation system 500, and the eighth ventilation system 520 are fixed on a bottom chord 14 and a wall 15 of the building 13.

Referring to FIG. 3, the first ventilation system 20 is mounted onside a first air outlet 111 of the roof top 11, and the first ventilation system 20 includes two first covers 21 arranged on two sides of the first ventilation system 20 respectively, two second covers 22 fixed on two tops of the two first covers 21 and obliquely extending upward, wherein one of the two first covers 21 has a first one of two drain holes 26 defined on a connection portion of a bottom of the one first cover 21 and the roof top 11, the other first cover 21 has a first tilted guide plate 25 extending inward from a middle section thereof, and the other first cover 21 has a second drain hole 26 defined on a connection portion of the first tilted guide plate 25 and the other first cover 21. One of the two second covers 22 has multiple first discharge orifices 23 defined above the first tilted guide plate 25 and has multiple first stop sheets 24 separately arranged among the multiple first discharge orifices 23 respectively, such that when hot airs flow across the first air outlet 111 of the roof top 11, they are guided by the first tilted guide plate 25 to discharge out of the multiple first discharge orifices 23 upwardly. When rainwaters drop into the multiple first discharge orifices 23, a part of the rainwaters is stopped by the multiple first stop sheets 24, and the other part of the rainwaters are discharged out of the second drain hole 26.

As shown in FIG. 4, the second ventilation system 300 is mounted on a second air outlet 121 of the tilted roof sheeting 12, and the second ventilation system 300 includes a third cover 301 and a fourth cover 302 which are arranged on two sides of the second ventilation system 300 respectively, wherein each of the third cover 301 and a fourth cover 302 has a first light transmission plate 303, wherein the third cover 301 has a second tilted guide plate 306 connected on and extending inward from a top thereof. The second ventilation system 300 further includes multiple second discharge orifices 305 defined between the second tilted guide plate 306 and the fourth cover 302, multiple second stop sheets 304 separately arranged among the multiple second discharge orifices 305 respectively, a first auxiliary guide plate 307 located below the second tilted guide plate 306, a third tilted guide plate 308 located below the first auxiliary guide plate 307 and connected with an inner wall of a lower end of the fourth cover 302, and a third drain hole 309 defined on a connection portion of the third tilted guide plate 308 and the inner wall of the lower end of the fourth cover 302, such that when external airs flow inside the third cover 301 and the fourth cover 302, they urges the hot airs inside the multiple second discharge orifices 305 to discharge out of the multiple second discharge orifices 305 and draw hot airs out of the multiple second discharge orifices 305 from the second air outlet 121. In addition, the rainwaters do not drop into the building by ways of the multiple second stop sheets 304, the second tilted guide plate 306, the first auxiliary guide plate 307, and the third tilted guide plate 308 of the second ventilation system 300. Preferably, even though the rainwaters drop into the multiple second discharge orifices 305, they are stopped and guided by the first auxiliary guide plate 307 to discharge out of the third drain hole 309. In addition, external lights emit into the building via the first light transmission plate 303.

As illustrated in FIGS. 5 and 8, the third ventilation system 310 is secured on the second air outlet 121, and the third ventilation system 310 includes two fifth covers 311 arranged on two sides of the third ventilation system 310 respectively, a third discharge orifice 313 defined between two tops of the two fifth covers 311, multiple second stop sheets 312 separately fixed in the third discharge orifice 313, two first conduct extensions 314 obliquely extending downward from a bottom of a central second stop sheet 312 of the multiple second stop sheets 312, and two first holders 315 located below the two first conduct extensions 314 respectively, wherein a respective one of the two first holders 315 has multiple first splashback sheets 316, and the respective one first holder 315 has some of multiple fourth drain holes 34 defined on a bottom thereof and two ends of the third ventilation system 310 respectively.

With reference to FIGS. 6 and 8, the fourth ventilation system 320 is mounted on the second air outlet 121 of the tilted roof sheeting 12, and the fourth ventilation system 320 includes two sixth covers 321 formed on two sides thereof respectively, a fourth discharge orifice 323 defined between two tops of the two sixth covers 321, multiple third stop sheets 322 separately fixed in the fourth discharge orifice 323, two second conduct extensions 324 obliquely extending downward from a bottom of a central third stop sheet 322 of the multiple third stop sheets 322, and two second holders 325 connected with two bottoms of the two second conduct extensions 324 respectively, wherein a respective one of the two second holders 325 has multiple second splashback sheets 326, and the respective one second holder 325 has another fourth drain holes 34 defined on a bottom thereof and two ends of the fourth ventilation system 320 respectively.

Referring to FIGS. 7 and 8, the fifth ventilation system 330 is mounted on the second air outlet 121 of the tilted roof sheeting 12, and the fifth ventilation system 330 includes two seventh covers 331 formed on two sides thereof respectively, a fifth discharge orifice 333 defined between two tops of the two seventh covers 331, multiple fourth stop sheets 332 separately fixed in the fifth discharge orifice 333, a third conduct extensions 334 straightly extending downward from a bottom of a central fourth stop sheet 332 of the multiple fourth stop sheets 332, and two third holders 335 connected with two sides of a bottom of the third conduct extension 334 respectively, wherein a respective one of the two third holders 335 has multiple third splashback sheets 336, and the respective one third holder 335 has the other fourth drain holes 34 defined on a bottom thereof and two ends of the fifth ventilation system 330 respectively.

When the hot airs flow into the second air outlet 121 of the tilted roof sheeting 12, they are guided by the two first holders 315, the two second holders 325, and the two third holders 335 and are stopped by the two fifth covers 311, the two sixth covers 321, and the two seventh covers 331 so as to discharge out of the third discharge orifice 313, the fourth discharge orifice 323, and the fifth discharge orifice 333. After the rainwaters drop into the third discharge orifice 313, the fourth discharge orifice 323, and the fifth discharge orifice 333, most of the rainwaters are stopped by the multiple second stop sheets 312, the multiple third stop sheets 322 and the multiple fourth stop sheets 332, and the other rainwaters drop on the two first holders 315, the two second holders 325, and the two third holders 335 and discharge out of the multiple fourth drain holes 34. Furthermore, the multiple first splashback sheets 316, the multiple second splashback sheets 326, and the multiple third splashback sheets 336 stop the rainwaters splashing into the second air outlet 121.

As shown in FIGS. 9 to 11, the sixth ventilation system 40 includes a case 41 disposed on a third air outlet 151, and the case 41 has a sixth discharge orifice 44 defined on a front end thereof, a first protective piece 42 arranged inside the sixth discharge orifice 44, a second protective piece 43 connected on an inner wall of the first protective piece 42, multiple fifth stop sheets 45 separately secured in the sixth discharge orifice 44 and located on an outer wall of the protective piece 42, two fourth tilted guide plates 46 mounted on two sides of the third air outlet 151 respectively, and a fifth drain hole 47 defined on a bottom of the case 41. When the hot airs upwardly flow into the third air outlet 151, they are guided by the second protective piece 43 and are stopped by the case 41 so as to discharge out of the sixth discharge orifice 44. When the rainwaters drop into the sixth discharge orifice 44, most of the rainwaters are stopped by the multiple fifth stop sheets 45, the first protective piece 42, and the second protective piece 43, and the other rainwaters are discharged out of the fifth drain hole 47, thus avoiding the rainwaters splashing into the third air outlet 151.

As illustrated in FIG. 12, the seventh ventilation system 500 includes an eighth cover 501 and a ninth cover 502 which are both arranged on a fourth air outlet 141, a seventh discharge orifice 503 defined between two tops of the eighth cover 501 and the ninth cover 502, a fourth conduct extension 504 disposed on a center of the seventh discharge orifice 503, multiple sixth stop sheets 505 arranged beside the fourth conduct extension 504, a fifth tilted guide plate 507 below the fourth conduct extension 504, multiple third splashback sheets 509 arranged above the fifth tilted guide plate 507, a defining plate 508 extending upward from a side of the fifth tilted guide plate 507 proximate to the multiple third splashback sheets 509, and one of the multiple fourth drain holes 34 is formed on a connection portion of the fifth tilted guide plate 507 and the defining plate 508. The seventh ventilation system 500 includes a blocking sheet 506 defined among the multiple sixth stop sheets 505, the defining plate 508 and the multiple third splashback sheets 509, a second auxiliary guide plate 510 located below the fifth tilted guide plate 507, a sixth tilted guide plate 511 arranged below the second auxiliary guide plate 510, and an eighth discharge orifice 512 formed on a connection portion of a bottom of the ninth cover 502 and the sixth tilted guide plate 511. When the hot airs flow into the fourth air outlet 141, they are guided by the fifth tilted guide plate 507 and are stopped by the eighth cover 501 and the ninth cover 502 so as to discharge out of the seventh discharge orifice 503. When the rainwaters drop into the seventh discharge orifice 503, a half of the rainwaters are stopped by the fourth conduct extension 504 and the multiple sixth stop sheets 505, and the half of the rainwaters do not splash by using the multiple third splashback sheets 509 and the blocking sheet 506. Preferably, the other half of the rainwaters discharge out of the one fourth drain hole 34 and the eighth discharge orifice 512.

With reference to FIG. 13, the eighth ventilation system 520 is secured on the bottom chord 14 by ways of the sixth ventilation system 40, and the eighth ventilation system 520 includes a beveled wind plate 522 and a shield 521, wherein the shield 521 is mounted on the fourth air outlet 141 and is connected with an air inlet 48 of the sixth ventilation system 40, and the beveled wind plate 522 is connected on the sixth discharge orifice 44 of the sixth ventilation system 40. Thereby, the external airs are guided by the beveled wind plate 522 to flow upward and to draw the hot airs out of the beveled wind plate 522. In other words, the hot airs flow into the shield 521 from the fourth air outlet 141 and are discharged out of the beveled wind plate 522 via the sixth ventilation system 40. Preferably, the beveled wind plate 522 has multiple wings 523 configured to stop the rainwaters.

Referring to FIGS. 14 and 15, after removing the beveled wind plate 522 from the eighth ventilation system 520, the air intake system 60 is fixed on the second air outlet 121 of the tilted roof sheeting 12, and multiple fins 49 are arranged in the sixth discharge orifice 44 to shield the rainwaters, such that the external airs flow into the sixth discharge orifice 44 of the eighth ventilation system 520, the air intake system 60 is configured to flow the external airs into a close space 16 of a top of the building, and the hot airs are discharged out of the building by using the second ventilation system 300, the third ventilation system 310, the fourth ventilation system 320, and the fifth ventilation system 330, thus dissipating the heat and reducing a temperature of an interior of the building.

While the preferred embodiments of the invention have been set forth for the purpose of disclosure, modifications of the disclosed embodiments of the invention and other embodiments thereof may occur to those skilled in the art. Accordingly, the appended claims are intended to cover all embodiments which do not depart from the spirit and scope of the invention. 

What is claimed is:
 1. A ventilation device for a building comprising: a first ventilation system, a second ventilation system, a third ventilation system, a fourth ventilation system, a fifth ventilation system, a sixth ventilation system, a seventh ventilation system, an eighth ventilation system, and an air intake system; wherein the first ventilation system, the second ventilation system, the third ventilation system, the fourth ventilation system, the fifth ventilation system, and the air intake system are mounted on a spire of a roof top and tilted roof sheeting of the building; and wherein the sixth ventilation system, the seventh ventilation system, and the eighth ventilation system are fixed on a bottom chord and a wall of the building.
 2. The ventilation device for the building as claimed in claim 1, wherein the first ventilation system is mounted onside a first air outlet of the roof top, and the first ventilation system includes two first covers arranged on two sides of the first ventilation system respectively, two second covers fixed on two tops of the two first covers and obliquely extending upward, wherein one of the two first covers has a first one of two drain holes defined on a connection portion of a bottom of the one first cover and the roof top, the other first cover has a first tilted guide plate extending inward from a middle section thereof, and the other first cover has a second drain hole defined on a connection portion of the first tilted guide plate and the other first cover, wherein one of the two second covers has multiple first discharge orifices defined above the first tilted guide plate and has multiple first stop sheets separately arranged among the multiple first discharge orifices respectively.
 3. The ventilation device for the building as claimed in claim 1, wherein the second ventilation system is mounted on a second air outlet of the tilted roof sheeting, and the second ventilation system includes a third cover and a fourth cover which are arranged on two sides of the second ventilation system respectively, wherein each of the third cover and a fourth cover has a first light transmission plate, wherein the third cover has a second tilted guide plate connected on and extending inward from a top thereof, wherein the second ventilation system further includes multiple second discharge orifices defined between the second tilted guide plate and the fourth cover, multiple second stop sheets separately arranged among the multiple second discharge orifices respectively, a first auxiliary guide plate located below the second tilted guide plate, a third tilted guide plate located below the first auxiliary guide plate and connected with an inner wall of a lower end of the fourth cover, and a third drain hole defined on a connection portion of the third tilted guide plate and the inner wall of the lower end of the fourth cover.
 4. The ventilation device for the building as claimed in claim 1, wherein the third ventilation system is secured on the second air outlet, and the third ventilation system includes two fifth covers arranged on two sides of the third ventilation system respectively, a third discharge orifice defined between two tops of the two fifth covers, multiple second stop sheets separately fixed in the third discharge orifice, two first conduct extensions obliquely extending downward from a bottom of a central second stop sheet of the multiple second stop sheets, and two first holders located below the two first conduct extensions respectively, wherein a respective one of the two first holders has multiple first splashback sheets, and the respective one first holder has some of multiple fourth drain holes defined on a bottom thereof and two ends of the third ventilation system respectively.
 5. The ventilation device for the building as claimed in claim 1, wherein the fourth ventilation system is mounted on the second air outlet of the tilted roof sheeting, and the fourth ventilation system includes two sixth covers formed on two sides thereof respectively, a fourth discharge orifice defined between two tops of the two sixth covers, multiple third stop sheets separately fixed in the fourth discharge orifice, two second conduct extensions obliquely extending downward from a bottom of a central third stop sheet of the multiple third stop sheets, and two second holders connected with two bottoms of the two second conduct extensions respectively, wherein a respective one of the two second holders has multiple second splashback sheets, and the respective one second holder has another fourth drain holes defined on a bottom thereof and two ends of the fourth ventilation system respectively.
 6. The ventilation device for the building as claimed in claim 1, wherein the fifth ventilation system is mounted on the second air outlet of the tilted roof sheeting, and the fifth ventilation system includes two seventh covers formed on two sides thereof respectively, a fifth discharge orifice defined between two tops of the two seventh covers, multiple fourth stop sheets separately fixed in the fifth discharge orifice, a third conduct extensions straightly extending downward from a bottom of a central fourth stop sheet of the multiple fourth stop sheets, and two third holders connected with two sides of a bottom of the third conduct extension respectively, wherein a respective one of the two third holders has multiple third splashback sheets, and the respective one third holder has the other fourth drain holes defined on a bottom thereof and two ends of the fifth ventilation system respectively.
 7. The ventilation device for the building as claimed in claim 1, wherein the sixth ventilation system includes a case disposed on a third air outlet, and the case has a sixth discharge orifice defined on a front end thereof, a first protective piece arranged inside the sixth discharge orifice, a second protective piece connected on an inner wall of the first protective piece, multiple fifth stop sheets separately secured in the sixth discharge orifice and located on an outer wall of the protective piece, two fourth tilted guide plates mounted on two sides of the third air outlet respectively, and a fifth drain hole defined on a bottom of the case.
 8. The ventilation device for the building as claimed in claim 1, wherein the seventh ventilation system includes an eighth cover and a ninth cover which are both arranged on a fourth air outlet, a seventh discharge orifice defined between two tops of the eighth cover and the ninth cover, a fourth conduct extension disposed on a center of the seventh discharge orifice, multiple sixth stop sheets arranged beside the fourth conduct extension, a fifth tilted guide plate below the fourth conduct extension, multiple third splashback sheets arranged above the fifth tilted guide plate, a defining plate extending upward from a side of the fifth tilted guide plate proximate to the multiple third splashback sheets, and one of the multiple fourth drain holes is formed on a connection portion of the fifth tilted guide plate and the defining plate, wherein the seventh ventilation system includes a blocking sheet defined among the multiple sixth stop sheets, the defining plate and the multiple third splashback sheets, a second auxiliary guide plate located below the fifth tilted guide plate, a sixth tilted guide plate arranged below the second auxiliary guide plate, and an eighth discharge orifice formed on a connection portion of a bottom of the ninth cover and the sixth tilted guide plate.
 9. The ventilation device for the building as claimed in claim 1, wherein the eighth ventilation system is secured on the bottom chord by ways of the sixth ventilation system, and the eighth ventilation system includes a beveled wind plate and a shield, wherein the shield is mounted on the fourth air outlet and is connected with an air inlet of the sixth ventilation system, and the beveled wind plate is connected on the sixth discharge orifice of the sixth ventilation system.
 10. The ventilation device for the building as claimed in claim 9, wherein the beveled wind plate has multiple wings. 